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Finding the Fourth Proportional to 62,262.98, 85,930.08 and 34,670.42

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Solution

The fourth proportional to 62,262.98, 85,930.08 and 34,670.42 is: 47,849.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,262.98 : 85,930.08 = 34,670.42 : x
  2. Step 2: Convert to fraction form
    62,262.98/85,930.08 = 34,670.42/x
  3. Step 3: Cross multiply
    62,262.98x = 85,930.08 × 34,670.42
  4. Step 4: Simplify right side
    62,262.98x = 2,979,231,964.23
  5. Step 5: Solve for x
    x = 2,979,231,964.23/62,262.98
  6. Step 6: Final answer
    x = 47,849.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.